Six Sigma Black Belt Questions and Answers Already Passed

Six Sigma Black Belt Questions and Answers Already Passed SWOT is an acronym for: strengths, weaknesses, opportunities, threats In a series of linked processes and associated feedback loops the product or service flows ________ and the information flows ___ downstream, upstream A team has been asked to reduce the cycle time for a process. The team decides to collect baseline data. It will do this by: obtaining accurate cycle times for the process as it currently runs Customer segmentation refers to grouping customers by one or more criteria A project activity not on the critical path has required 20% longer than the time originally allocated. The project team should study the effect this will have on other activities because the project may still be on schedule A quality engineer employed by a hospital is asked to improve the process of medication storage in locked cabinets near patient doors. One defect that occurs rarely is that the medication caddy is left out when the cabinet is relocked. The engineer installs a gravity activated arm that will not permit the door to close when the caddy isn't inside. This improvement is best described by which approach to problem solving? Poka yoke The operators of a manufacturing cell work out a more orderly arrangement for tool storage and establish a schedule to maintain cleanliness on a daily basis. These improvements are best described by which approach to problem solving? 5S A team's goal is to improve information flow in a payroll function. They make thirty-three Post- It® notes, each listing an issue for further investigation. After some discussion, they group them into four categories: mandated record keeping, privacy concerns, insurance concerns and transfer concerns. This grouping process is best described by which approach to problem solving? Affinity diagram The primary metric for a project is reduced cost for process A . Baseline data might include current maintenance costs The term "expected value" is closest to the term mean If the probability that event A occurs is .51, the probability that event B occurs is .64 and events A and B are statistically independent then: the probability that both A and B occur is 0.3264 The median is a better choice than the mean for a measure of central tendency if the data often has outliers A team wants a technique for determining and displaying priorities based on frequency of various defect types. They should use Pareto chart A team wants a technique for improving consistency of assembly operations. They should use written and diagrammed work instructions Samples of size n=36 are randomly selected from a population with mean = 125 and variance 12. Find the variance of the distribution of sample means.